High Efficiency LED Grow Light 850W/640W

Lighting Requirements for Cannabis

	Propagation & Cutting 14 Days	Vegetative Growth 21+ Days Depending on strategy	Veg-to-Flower Transition 3-7 Days	Flower 8-10 Weeks Including transition and depending on cultivar	Stock Plants Slow Growth	Stock Plants Rapid Growth
Avg. Light Intensity Measured in µmol m-2 s-1	150-200	200 Increasing gradually to 450- 550 over 21 days	450-550 Increasing to 700-800	700 - 800	350-450	500-600
Photoperiod Hours of light	18	18	12	12	18	18
Ambient Room Temp. (Day) F ° | C °	70-72 °F 21-23 °C	80-85 °F 26-29 °C	80-85 °F 26-29 °C	80-85 °F 26-29 °C	70-75 °F 21-24 °C	80-85 °F 26-29 °C
Ambient Room Temp. (Night) F ° | C °	60-70 °F 16-21 °C	70-75 °F 21-24 °C	70-75 °F 21-24 °C	70-75 °F 21-24 °C	65-70 °F 18-21 °C	70-75 °F 21-24 °C
Ambient Relative Humidity (Day) (RH)	until root-ed within 4-7 days, then vent to 80%	75-80% (early) 55-67% (mid/late veg)	55-67%	55-67% (early) 50-62% (mid/late flower )	50-60%	55-67%
Ambient Relative Humidity (Night) (RH)	Same as daytime	75-80% (early) 55-67% (mid/late veg)	55-67%	55-67% (early) 42-57% (mid/late flower )	50-60%	55-67%
Vapor Pressure Deficit (Day) (kPA)	0	0.67-1.00 (early) 1.11-1.80 (late)	1.11-1.80	1.11-1.80 (early) 1.28-2.00 (late)	1.00-1.49	1.11-1.80
Vapor Pressure Deficit (Night) (kPA)	0	0.50-0.75 (day) 0.82-1.34 (night)	0.82-1.34	0.50-0.75 (day) 0.82-1.34 (night)	0.83-1.24	0.82-1.34
CO2 Enrichment (ppm)	-	1200-1500	1200-1500	1200-1500	0	1200-1500

 

LED Grow Light Installation

 

1：Take out lamps and accessories from the box.

2：Unfold and level the lamp.

3：Fix the hook to the top of the shed and connect to the grow lamp to make it suspend well.

 

4：Tear off protective film.

5. Connect to the power supply.

6. Dimming, if necessary.

LED GROW LIGHT PPFD MAP

Our LED Grow Light Engineering Case

Our LED Grow Light Laboratory